package homework12月3号.h2;

public class Demo {
    public static void main(String[] args) {
        Outer.Inner obj = new Outer().new Inner();
        obj.show();
    }
     static class Outer{
        public int number=10;
        class  Inner{
            public int number=20;
            public void show(){
                int number=30;
                System.out.println(number);
                System.out.println(this.number);
                System.out.println(Outer.this.number);
            }
        }
    }
}
